Venice's Grand Canal turns bright green due to fluorescein

The spectacular transformation of a stretch of Venice's Grand Canal to fluorescent green was due to fluorescein, a non-toxic substance used for testing wastewater networks, local authorities said on Monday.

Business and consumers hamper climate fight: report

Corporations and consumers are the main obstacle to the emissions cuts needed to keep global warming to the 1.5-degree Celsius limit, researchers said Wednesday, adding that "positive signs" in other areas are not yet enough ...

Does proximity to protest sites affect people's political attitudes?

Urban protests that involve occupying public spaces can be effective for conveying protesters' messages and gaining wider support, but it's thought that they may backfire if they severely disrupt the everyday lives of non-participants. ...

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